19162748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{887}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 36699264

約数和(自身を除く): 17536516

約数列:

[1, 2, 4, 11, 22, 44, 491, 887, 982, 1774, 1964, 3548, 5401, 9757, 10802, 19514, 21604, 39028, 435517, 871034, 1742068, 4790687, 9581374, 19162748]

約数ペア:

[(1, 19162748), (2, 9581374), (4, 4790687), (11, 1742068), (22, 871034), (44, 435517), (491, 39028), (887, 21604), (982, 19514), (1774, 10802), (1964, 9757), (3548, 5401)]